Although it is a common practice in calculus courses to discuss continuity before differentiation, h

I used to be an adventurer like you. Then I took an arrow in the knee...

Out of the night that covers me, Black as the pit from pole to pole, I thank whatever gods may be

We knew the world would not be the same. A few people laughed, a few people cried. Most people were

I learned that the world has a soul, and that whoever understands that soul can also understand the

The fall (bababadalgharaghtakamminarronnkonnbronntonnerronntuonnthunntrovarrhounawnskawntoohoohoorde

One is loved because one is loved. No reason is needed for loving.

So, I love you because the entire universe conspired to help me find you.

\left | \bigcup_{i = 1}^n A_i \right | = \sum_{\emptyset \neq J \subseteq \{1, \dots, n\}} (-1)^{|J|